overpotentialとは 意味・読み方・使い方

The cathode includes a synthetic polymer, e.g, PTFE, lead, zinc, cadmium, mercury, indium, and carbon having activity as a high hydrogen overpotential electrode.例文帳に追加

陰極がＰＴＦＥ等の合成ポリマー、鉛、亜鉛、カドミウム、水銀、インジウム、高水素過電圧電極としての活性を有する炭素を含む。 - 特許庁

A solution of a boron-containing compound is brought into contact with a cathode, and the cathode includes a conductive material having activity as a high hydrogen overpotential electrode.例文帳に追加

ホウ素含有化合物の溶液を陰極と接触させ、陰極は高水素過電圧電極としての活性を有する導電性物質を含む。 - 特許庁

To provide an electrode for generating hydrogen which has sufficiently low hydrogen overpotential, is not poisoned by iron ions, further does not increase the hydrogen overpotential and does not drop a carried substance therein even during operation and when starting/stopping electrolysis, and has superior durability; a method for manufacturing the electrode for generating hydrogen; and an electrolysis method using the electrode for generating hydrogen as a cathode.例文帳に追加

水素過電圧が十分に低く、且つ、鉄イオンによる被毒の影響がなく、さらに、運転中や起動・停止中にも水素過電圧の上昇や担持物の脱落がなく耐久性に優れた水素発生用電極、該水素発生電極の製造方法、並びに、該水素発生用電極を陰極に用いた電解方法を提供する。 - 特許庁

Since the water electrolysis overpotential of the conductive diamond anode is high, oxygen generation due to water electrolysis hardly occurs, thus efficiently causing the formation of a percarbonic acid compound due to the anode oxidation of carbonate ions or bicarbonate ions.例文帳に追加

導電性ダイヤモンド陽極は水電解過電圧が高いため水電解による酸素発生が起こりにくく、その分炭酸イオンや重炭酸イオンの陽極酸化による過炭酸化合物の生成が効率的に起こる。 - 特許庁

To provide a flame type fuel cell having no output drop caused by oxygen partial pressure on the cathode side, no generation of the diffusion overpotential caused by an air flow in a combustion system, and effectively utilizing exhaust gas.例文帳に追加

カソード側の酸素分圧に原因する出力低下がなく、燃焼系の空気の流れに原因する拡散過電圧の発生がなく、かつ排出ガスを有効利用することができる火炎型燃料電池を提供すること。 - 特許庁

The steel material is plated with a metal that is electrochemically more noble than the steel material, such as Ni, Co and Cu, and has a layer of a metal or an alloy having hydrogen overpotential larger than that of the steel material at a boundary between the steel material and the plating layer.例文帳に追加

Ｎｉ，Ｃｏ，Ｃｕに代表される、鋼材より電気化学的に貴な金属によってめっきされた鋼材であって、鋼材、めっき界面に鋼材より水素過電圧の大きな金属又は合金の層を有することを特徴とする。 - 特許庁

Preferably, the metal having hydrogen overpotential larger than that of the steel material is one chosen from Cr, Mn, Zn, In, Sn and Bi or is an alloy of one chosen from B, S, P, V, Mo and RE (rare earth element) and one chosen from Fe, Co and Ni.例文帳に追加

鋼材より水素過電圧の大きな金属は、Ｃｒ，Ｍｎ，Ｚｎ，Ｉｎ，Ｓｎ，Ｂｉから選ばれる1種であるか、またはＢ，Ｓ，Ｐ，Ｖ，Ｍｏ，ＲＥ（希土類元素）から選ばれる1種と、Ｆｅ，Ｃｏ，Ｎｉから選ばれる1種との合金であることが望ましい。 - 特許庁